package com.lsu.facade.homework;

/**
 * 灯
 *
 * @Author wang suo
 * @Date 2020/11/26 0026 21:58
 * @Version 1.0
 */
public class Light {
    public void open() {
        System.out.println("打开灯");
    }
    public void close() {
        System.out.println("关闭灯");
    }
}
